-/* +------------------------------------+
- * | Inspire Internet Relay Chat Daemon |
- * +------------------------------------+
+/*
+ * InspIRCd -- Internet Relay Chat Daemon
*
- * InspIRCd: (C) 2002-2009 InspIRCd Development Team
- * See: http://wiki.inspircd.org/Credits
+ * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
+ * Copyright (C) 2007-2009 Craig Edwards <craigedwards@brainbox.cc>
+ * Copyright (C) 2008 Robin Burchell <robin+git@viroteck.net>
+ * Copyright (C) 2007 Dennis Friis <peavey@inspircd.org>
*
- * This program is free but copyrighted software; see
- * the file COPYING for details.
+ * This file is part of InspIRCd. InspIRCd is free software: you can
+ * redistribute it and/or modify it under the terms of the GNU General Public
+ * License as published by the Free Software Foundation, version 2.
*
- * ---------------------------------------------------
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+ * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+
#include "inspircd.h"
-#include "socket.h"
-#include "xline.h"
-#include "socketengine.h"
#include "main.h"
#include "utils.h"
#include "treeserver.h"
-#include "link.h"
#include "treesocket.h"
#include "resolvers.h"
+#include "commandbuilder.h"
+
+SpanningTreeUtilities* Utils = NULL;
/* Create server sockets off a listener. */
-void ServerSocketListener::OnAcceptReady(int newsock)
+ModResult ModuleSpanningTree::OnAcceptConnection(int newsock, ListenSocket* from, irc::sockets::sockaddrs* client, irc::sockets::sockaddrs* server)
{
- bool found = false;
- int port;
- std::string incomingip;
- irc::sockets::satoap(&client, incomingip, port);
+ if (from->bind_tag->getString("type") != "servers")
+ return MOD_RES_PASSTHRU;
- found = (std::find(Utils->ValidIPs.begin(), Utils->ValidIPs.end(), incomingip) != Utils->ValidIPs.end());
- if (!found)
- {
- for (std::vector<std::string>::iterator i = Utils->ValidIPs.begin(); i != Utils->ValidIPs.end(); i++)
- {
- if (*i == "*" || irc::sockets::MatchCIDR(incomingip, *i))
- {
- found = true;
- break;
- }
- }
+ std::string incomingip = client->addr();
- if (!found)
+ for (std::vector<std::string>::iterator i = Utils->ValidIPs.begin(); i != Utils->ValidIPs.end(); i++)
+ {
+ if (*i == "*" || *i == incomingip || irc::sockets::cidr_mask(*i).match(*client))
{
- ServerInstance->SNO->WriteToSnoMask('l', "Server connection from %s denied (no link blocks with that IP address)", incomingip.c_str());
- ServerInstance->SE->Close(newsock);
- return;
+ /* we don't need to do anything with the pointer, creating it stores it in the necessary places */
+ new TreeSocket(newsock, from, client, server);
+ return MOD_RES_ALLOW;
}
}
-
- /* we don't need to do anything with the pointer, creating it stores it in the necessary places */
-
- new TreeSocket(Utils, newsock, this, &client, &server);
+ ServerInstance->SNO->WriteToSnoMask('l', "Server connection from %s denied (no link blocks with that IP address)", incomingip.c_str());
+ return MOD_RES_DENY;
}
/** Yay for fast searches!
*/
TreeServer* SpanningTreeUtilities::FindServer(const std::string &ServerName)
{
- if (ServerInstance->IsSID(ServerName))
+ if (InspIRCd::IsSID(ServerName))
return this->FindServerID(ServerName);
- server_hash::iterator iter = serverlist.find(ServerName.c_str());
+ server_hash::iterator iter = serverlist.find(ServerName);
if (iter != serverlist.end())
{
return iter->second;
*/
TreeServer* SpanningTreeUtilities::BestRouteTo(const std::string &ServerName)
{
- if (ServerName.c_str() == TreeRoot->GetName() || ServerName == ServerInstance->Config->GetSID())
- return NULL;
TreeServer* Found = FindServer(ServerName);
if (Found)
{
return NULL;
}
-/* A convenient wrapper that returns true if a server exists */
-bool SpanningTreeUtilities::IsServer(const std::string &ServerName)
-{
- return (FindServer(ServerName) != NULL);
-}
-
-SpanningTreeUtilities::SpanningTreeUtilities(ModuleSpanningTree* C) : Creator(C)
+SpanningTreeUtilities::SpanningTreeUtilities(ModuleSpanningTree* C)
+ : Creator(C), TreeRoot(NULL)
{
- ServerInstance->Logs->Log("m_spanningtree",DEBUG,"***** Using SID for hash: %s *****", ServerInstance->Config->GetSID().c_str());
-
- this->TreeRoot = new TreeServer(this, ServerInstance->Config->ServerName, ServerInstance->Config->ServerDesc, ServerInstance->Config->GetSID());
- ServerUser = new FakeUser(TreeRoot->GetID());
-
- this->ReadConfiguration(true);
+ ServerInstance->Timers->AddTimer(&RefreshTimer);
}
CullResult SpanningTreeUtilities::cull()
{
- for (unsigned int i = 0; i < ServerInstance->ports.size(); i++)
+ const TreeServer::ChildServers& children = TreeRoot->GetChildren();
+ while (!children.empty())
{
- if (ServerInstance->ports[i]->type == "servers")
- ServerInstance->ports[i]->cull();
+ TreeSocket* sock = children.front()->GetSocket();
+ sock->Close();
}
- while (TreeRoot->ChildCount())
+ for(std::map<TreeSocket*, std::pair<std::string, int> >::iterator i = timeoutlist.begin(); i != timeoutlist.end(); ++i)
{
- TreeServer* child_server = TreeRoot->GetChild(0);
- if (child_server)
- {
- TreeSocket* sock = child_server->GetSocket();
- sock->Close();
- ServerInstance->GlobalCulls.AddItem(sock);
- }
+ TreeSocket* s = i->first;
+ s->Close();
}
+ TreeRoot->cull();
- ServerUser->uuid = TreeRoot->GetID();
- ServerUser->cull();
- delete ServerUser;
return classbase::cull();
}
SpanningTreeUtilities::~SpanningTreeUtilities()
{
- for (unsigned int i = 0; i < ServerInstance->ports.size(); i++)
- {
- if (ServerInstance->ports[i]->type == "servers")
- delete ServerInstance->ports[i];
- }
-
delete TreeRoot;
}
-void SpanningTreeUtilities::AddThisServer(TreeServer* server, TreeServerList &list)
-{
- if (list.find(server) == list.end())
- list[server] = server;
-}
-
/* returns a list of DIRECT servernames for a specific channel */
-void SpanningTreeUtilities::GetListOfServersForChannel(Channel* c, TreeServerList &list, char status, const CUList &exempt_list)
+void SpanningTreeUtilities::GetListOfServersForChannel(Channel* c, TreeSocketSet& list, char status, const CUList& exempt_list)
{
+ unsigned int minrank = 0;
+ if (status)
+ {
+ ModeHandler* mh = ServerInstance->Modes->FindPrefix(status);
+ if (mh)
+ minrank = mh->GetPrefixRank();
+ }
+
const UserMembList *ulist = c->GetUsers();
for (UserMembCIter i = ulist->begin(); i != ulist->end(); i++)
if (IS_LOCAL(i->first))
continue;
- if (status && !strchr(c->GetAllPrefixChars(i->first), status))
+ if (minrank && i->second->getRank() < minrank)
continue;
if (exempt_list.find(i->first) == exempt_list.end())
{
TreeServer* best = this->BestRouteTo(i->first->server);
if (best)
- AddThisServer(best,list);
+ list.insert(best->GetSocket());
}
}
return;
}
-bool SpanningTreeUtilities::DoOneToAllButSenderRaw(const std::string &data, const std::string &omit, const std::string &prefix, const irc::string &command, parameterlist ¶ms)
+void SpanningTreeUtilities::DoOneToAllButSender(const CmdBuilder& params, TreeServer* omitroute)
{
- TreeServer* omitroute = this->BestRouteTo(omit);
- unsigned int items =this->TreeRoot->ChildCount();
- for (unsigned int x = 0; x < items; x++)
- {
- TreeServer* Route = this->TreeRoot->GetChild(x);
- if ((Route) && (Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route))
- {
- TreeSocket* Sock = Route->GetSocket();
- if (Sock)
- Sock->WriteLine(data);
- }
- }
- return true;
-}
-
-bool SpanningTreeUtilities::DoOneToAllButSender(const std::string &prefix, const std::string &command, parameterlist ¶ms, std::string omit)
-{
- TreeServer* omitroute = this->BestRouteTo(omit);
- std::string FullLine = ":" + prefix + " " + command;
- unsigned int words = params.size();
- for (unsigned int x = 0; x < words; x++)
- {
- FullLine = FullLine + " " + params[x];
- }
- unsigned int items = this->TreeRoot->ChildCount();
- for (unsigned int x = 0; x < items; x++)
- {
- TreeServer* Route = this->TreeRoot->GetChild(x);
- // Send the line IF:
- // The route has a socket (its a direct connection)
- // The route isnt the one to be omitted
- // The route isnt the path to the one to be omitted
- if ((Route) && (Route->GetSocket()) && (Route->GetName() != omit) && (omitroute != Route))
- {
- TreeSocket* Sock = Route->GetSocket();
- if (Sock)
- Sock->WriteLine(FullLine);
- }
- }
- return true;
-}
+ const std::string& FullLine = params.str();
-bool SpanningTreeUtilities::DoOneToMany(const std::string &prefix, const std::string &command, parameterlist ¶ms)
-{
- std::string FullLine = ":" + prefix + " " + command;
- unsigned int words = params.size();
- for (unsigned int x = 0; x < words; x++)
+ const TreeServer::ChildServers& children = TreeRoot->GetChildren();
+ for (TreeServer::ChildServers::const_iterator i = children.begin(); i != children.end(); ++i)
{
- FullLine = FullLine + " " + params[x];
- }
- unsigned int items = this->TreeRoot->ChildCount();
- for (unsigned int x = 0; x < items; x++)
- {
- TreeServer* Route = this->TreeRoot->GetChild(x);
- if (Route && Route->GetSocket())
+ TreeServer* Route = *i;
+ // Send the line if the route isn't the path to the one to be omitted
+ if (Route != omitroute)
{
- TreeSocket* Sock = Route->GetSocket();
- if (Sock)
- Sock->WriteLine(FullLine);
+ Route->GetSocket()->WriteLine(FullLine);
}
}
- return true;
-}
-
-bool SpanningTreeUtilities::DoOneToMany(const char* prefix, const char* command, parameterlist ¶ms)
-{
- std::string spfx = prefix;
- std::string scmd = command;
- return this->DoOneToMany(spfx, scmd, params);
}
-bool SpanningTreeUtilities::DoOneToAllButSender(const char* prefix, const char* command, parameterlist ¶ms, std::string omit)
-{
- std::string spfx = prefix;
- std::string scmd = command;
- return this->DoOneToAllButSender(spfx, scmd, params, omit);
-}
-
-bool SpanningTreeUtilities::DoOneToOne(const std::string &prefix, const std::string &command, parameterlist ¶ms, std::string target)
+bool SpanningTreeUtilities::DoOneToOne(const CmdBuilder& params, const std::string& target)
{
TreeServer* Route = this->BestRouteTo(target);
- if (Route)
- {
- std::string FullLine = ":" + prefix + " " + command;
- unsigned int words = params.size();
- for (unsigned int x = 0; x < words; x++)
- {
- FullLine = FullLine + " " + params[x];
- }
- if (Route && Route->GetSocket())
- {
- TreeSocket* Sock = Route->GetSocket();
- if (Sock)
- Sock->WriteLine(FullLine);
- }
- return true;
- }
- else
- {
+ if (!Route)
return false;
- }
+
+ Route->GetSocket()->WriteLine(params);
+ return true;
}
void SpanningTreeUtilities::RefreshIPCache()
for (std::vector<reference<Link> >::iterator i = LinkBlocks.begin(); i != LinkBlocks.end(); ++i)
{
Link* L = *i;
- if (L->IPAddr.empty() || L->RecvPass.empty() || L->SendPass.empty() || L->Name.empty() || !L->Port)
+ if (!L->Port)
{
- if (L->Name.empty())
- {
- ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"m_spanningtree: Ignoring a malformed link block (all link blocks require a name!)");
- }
- else
- {
- ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"m_spanningtree: Ignoring a link block missing recvpass, sendpass, port or ipaddr.");
- }
-
+ ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Ignoring a link block without a port.");
/* Invalid link block */
continue;
}
ValidIPs.push_back(L->AllowMask);
irc::sockets::sockaddrs dummy;
- bool ipvalid = irc::sockets::aptosa(L->IPAddr, L->Port, &dummy);
- if (ipvalid)
+ bool ipvalid = irc::sockets::aptosa(L->IPAddr, L->Port, dummy);
+ if ((L->IPAddr == "*") || (ipvalid))
ValidIPs.push_back(L->IPAddr);
- else
+ else if (this->Creator->DNS)
{
+ SecurityIPResolver* sr = new SecurityIPResolver(Creator, *this->Creator->DNS, L->IPAddr, L, DNS::QUERY_AAAA);
try
{
- bool cached;
- SecurityIPResolver* sr = new SecurityIPResolver(Creator, this, L->IPAddr, L, cached, DNS_QUERY_AAAA);
- ServerInstance->AddResolver(sr, cached);
+ this->Creator->DNS->Process(sr);
}
- catch (...)
+ catch (DNS::Exception &)
{
+ delete sr;
}
}
}
}
-void SpanningTreeUtilities::ReadConfiguration(bool rebind)
+void SpanningTreeUtilities::ReadConfiguration()
{
- ConfigReader Conf;
-
- if (rebind)
- {
- ConfigTagList tags = ServerInstance->Config->ConfTags("bind");
- for(ConfigIter i = tags.first; i != tags.second; ++i)
- {
- ConfigTag* tag = i->second;
- std::string Type = tag->getString("type");
- std::string IP = tag->getString("address");
- std::string Port = tag->getString("port");
- std::string ssl = tag->getString("ssl");
- if (Type == "servers")
- {
- irc::portparser portrange(Port, false);
- int portno = -1;
-
- if (IP == "*")
- IP.clear();
-
- while ((portno = portrange.GetToken()))
- {
- ServerSocketListener *listener = new ServerSocketListener(this, portno, IP, ssl);
- if (listener->GetFd() == -1)
- {
- delete listener;
- continue;
- }
-
- ServerInstance->ports.push_back(listener);
- }
- }
- }
- }
- FlatLinks = Conf.ReadFlag("security","flatlinks",0);
- HideULines = Conf.ReadFlag("security","hideulines",0);
- AnnounceTSChange = Conf.ReadFlag("options","announcets",0);
- AllowOptCommon = Conf.ReadFlag("options", "allowmismatch", 0);
- ChallengeResponse = !Conf.ReadFlag("security", "disablehmac", 0);
- quiet_bursts = Conf.ReadFlag("performance", "quietbursts", 0);
- PingWarnTime = Conf.ReadInteger("options", "pingwarning", 0, true);
- PingFreq = Conf.ReadInteger("options", "serverpingfreq", 0, true);
+ ConfigTag* security = ServerInstance->Config->ConfValue("security");
+ ConfigTag* options = ServerInstance->Config->ConfValue("options");
+ FlatLinks = security->getBool("flatlinks");
+ HideULines = security->getBool("hideulines");
+ AnnounceTSChange = options->getBool("announcets");
+ AllowOptCommon = options->getBool("allowmismatch");
+ ChallengeResponse = !security->getBool("disablehmac");
+ quiet_bursts = ServerInstance->Config->ConfValue("performance")->getBool("quietbursts");
+ PingWarnTime = options->getInt("pingwarning");
+ PingFreq = options->getInt("serverpingfreq");
if (PingFreq == 0)
PingFreq = 60;
AutoconnectBlocks.clear();
LinkBlocks.clear();
- ValidIPs.clear();
ConfigTagList tags = ServerInstance->Config->ConfTags("link");
for(ConfigIter i = tags.first; i != tags.second; ++i)
{
ConfigTag* tag = i->second;
reference<Link> L = new Link(tag);
- L->Name = tag->getString("name").c_str();
+ std::string linkname = tag->getString("name");
+ L->Name = linkname.c_str();
L->AllowMask = tag->getString("allowmask");
L->IPAddr = tag->getString("ipaddr");
L->Port = tag->getInt("port");
- L->SendPass = tag->getString("sendpass");
- L->RecvPass = tag->getString("recvpass");
+ L->SendPass = tag->getString("sendpass", tag->getString("password"));
+ L->RecvPass = tag->getString("recvpass", tag->getString("password"));
L->Fingerprint = tag->getString("fingerprint");
L->HiddenFromStats = tag->getBool("statshidden");
- L->Timeout = tag->getInt("timeout");
+ L->Timeout = tag->getDuration("timeout", 30);
L->Hook = tag->getString("ssl");
L->Bind = tag->getString("bind");
L->Hidden = tag->getBool("hidden");
+ if (L->Name.empty())
+ throw ModuleException("Invalid configuration, found a link tag without a name!" + (!L->IPAddr.empty() ? " IP address: "+L->IPAddr : ""));
+
if (L->Name.find('.') == std::string::npos)
- throw CoreException("The link name '"+assign(L->Name)+"' is invalid and must contain at least one '.' character");
+ throw ModuleException("The link name '"+assign(L->Name)+"' is invalid as it must contain at least one '.' character");
if (L->Name.length() > 64)
- throw CoreException("The link name '"+assign(L->Name)+"' is longer than 64 characters!");
+ throw ModuleException("The link name '"+assign(L->Name)+"' is invalid as it is longer than 64 characters");
- if ((!L->IPAddr.empty()) && (!L->RecvPass.empty()) && (!L->SendPass.empty()) && (!L->Name.empty()) && (L->Port))
- {
- ValidIPs.push_back(L->IPAddr);
- }
- else
- {
- if (L->IPAddr.empty())
- {
- L->IPAddr = "*";
- ValidIPs.push_back("*");
- ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Configuration warning: Link block " + assign(L->Name) + " has no IP defined! This will allow any IP to connect as this server, and MAY not be what you want.");
- }
+ if (L->RecvPass.empty())
+ throw ModuleException("Invalid configuration for server '"+assign(L->Name)+"', recvpass not defined");
- if (L->RecvPass.empty())
- {
- throw CoreException("Invalid configuration for server '"+assign(L->Name)+"', recvpass not defined!");
- }
+ if (L->SendPass.empty())
+ throw ModuleException("Invalid configuration for server '"+assign(L->Name)+"', sendpass not defined");
- if (L->SendPass.empty())
- {
- throw CoreException("Invalid configuration for server '"+assign(L->Name)+"', sendpass not defined!");
- }
+ if ((L->SendPass.find(' ') != std::string::npos) || (L->RecvPass.find(' ') != std::string::npos))
+ throw ModuleException("Link block '" + assign(L->Name) + "' has a password set that contains a space character which is invalid");
- if (L->Name.empty())
- {
- throw CoreException("Invalid configuration, link tag without a name! IP address: "+L->IPAddr);
- }
+ if ((L->SendPass[0] == ':') || (L->RecvPass[0] == ':'))
+ throw ModuleException("Link block '" + assign(L->Name) + "' has a password set that begins with a colon (:) which is invalid");
- if (!L->Port)
- {
- ServerInstance->Logs->Log("m_spanningtree",DEFAULT,"Configuration warning: Link block " + assign(L->Name) + " has no port defined, you will not be able to /connect it.");
- }
+ if (L->IPAddr.empty())
+ {
+ L->IPAddr = "*";
+ ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Configuration warning: Link block '" + assign(L->Name) + "' has no IP defined! This will allow any IP to connect as this server, and MAY not be what you want.");
}
+ if (!L->Port)
+ ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Configuration warning: Link block '" + assign(L->Name) + "' has no port defined, you will not be able to /connect it.");
+
+ L->Fingerprint.erase(std::remove(L->Fingerprint.begin(), L->Fingerprint.end(), ':'), L->Fingerprint.end());
LinkBlocks.push_back(L);
}
{
ConfigTag* tag = i->second;
reference<Autoconnect> A = new Autoconnect(tag);
- A->Period = tag->getInt("period");
+ A->Period = tag->getDuration("period", 60, 1);
A->NextConnectTime = ServerInstance->Time() + A->Period;
A->position = -1;
irc::spacesepstream ss(tag->getString("server"));
A->servers.push_back(server);
}
- if (A->Period <= 0)
- {
- throw CoreException("Invalid configuration for autoconnect, period not a positive integer!");
- }
-
if (A->servers.empty())
{
- throw CoreException("Invalid configuration for autoconnect, server cannot be empty!");
+ throw ModuleException("Invalid configuration for autoconnect, server cannot be empty!");
}
AutoconnectBlocks.push_back(A);
}
return NULL;
}
+
+void SpanningTreeUtilities::SendChannelMessage(const std::string& prefix, Channel* target, const std::string& text, char status, const CUList& exempt_list, const char* message_type, TreeSocket* omit)
+{
+ CmdBuilder msg(prefix, message_type);
+ msg.push_raw(' ');
+ if (status != 0)
+ msg.push_raw(status);
+ msg.push_raw(target->name).push_last(text);
+
+ TreeSocketSet list;
+ this->GetListOfServersForChannel(target, list, status, exempt_list);
+ for (TreeSocketSet::iterator i = list.begin(); i != list.end(); ++i)
+ {
+ TreeSocket* Sock = *i;
+ if (Sock != omit)
+ Sock->WriteLine(msg);
+ }
+}
projects / user / henk / code / inspircd.git / blobdiff